17. Periodic Motion
Simple Harmonic Motion of Pendulums
8:18 minutes
Problem 14.57
Textbook Question
Textbook Question(II) A plywood disk of radius 20.0 cm and mass 2.20 kg has a small hole drilled through it, 2.00 cm from its edge (Fig. 14–38). The disk is hung from the wall by means of a metal pin through the hole, and is used as a pendulum. What is the period of this pendulum for small oscillations?
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